build(deps): bump symfony/yaml from 6.4.8 to 6.4.40 in /ci

Bumps [symfony/yaml](https://github.com/symfony/yaml) from 6.4.8 to 6.4.40.
- [Release notes](https://github.com/symfony/yaml/releases)
- [Changelog](https://github.com/symfony/yaml/blob/8.2/CHANGELOG.md)
- [Commits](symfony/yaml@v6.4.8...v6.4.40)

---
updated-dependencies:
- dependency-name: symfony/yaml
  dependency-version: 6.4.40
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]